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Finding the Third Proportional to 1,807,965.56 and 2,455,431.47

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Solution

The third proportional to 1,807,965.56 and 2,455,431.47 is: 3,334,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,965.56 : 2,455,431.47 = 2,455,431.47 : x
  2. Step 2: Convert to fraction form
    1,807,965.56/2,455,431.47 = 2,455,431.47/x
  3. Step 3: Cross multiply
    1,807,965.56x = 2,455,431.47 × 2,455,431.47
  4. Step 4: Simplify right side
    1,807,965.56x = 6,029,143,697,727.78
  5. Step 5: Solve for x
    x = 6,029,143,697,727.78/1,807,965.56
  6. Step 6: Final answer
    x = 3,334,766.89

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.